Home / 2,712,428.16-4,069,964.16-1,115,471.04

Finding the Fourth Proportional to 2,712,428.16, 4,069,964.16 and 1,115,471.04

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Solution

The fourth proportional to 2,712,428.16, 4,069,964.16 and 1,115,471.04 is: 1,673,750.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,428.16 : 4,069,964.16 = 1,115,471.04 : x
  2. Step 2: Convert to fraction form
    2,712,428.16/4,069,964.16 = 1,115,471.04/x
  3. Step 3: Cross multiply
    2,712,428.16x = 4,069,964.16 × 1,115,471.04
  4. Step 4: Simplify right side
    2,712,428.16x = 4,539,927,154,317.93
  5. Step 5: Solve for x
    x = 4,539,927,154,317.93/2,712,428.16
  6. Step 6: Final answer
    x = 1,673,750.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.